145303342 has 8 divisors (see below), whose sum is σ = 221528232. Its totient is φ = 71460600.

The previous prime is 145303337. The next prime is 145303387. The reversal of 145303342 is 243303541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145303342² = 42226122392737928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595384 + ... + 595627.

It is an arithmetic number, because the mean of its divisors is an integer number (27691029).

Almost surely, 2^145303342 is an apocalyptic number.

145303342 is a deficient number, since it is larger than the sum of its proper divisors (76224890).

145303342 is a wasteful number, since it uses less digits than its factorization.

145303342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191074.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 145303342 is about 12054.1835891113. The cubic root of 145303342 is about 525.7248846840.

Adding to 145303342 its reverse (243303541), we get a palindrome (388606883).

The spelling of 145303342 in words is "one hundred forty-five million, three hundred three thousand, three hundred forty-two".